Everyday Mathematics (IMO Mathematics Olympiad (SOF) Class 9): Questions 62  66 of 99
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Question number: 62
» Everyday Mathematics
Question
If 2 is added to the denominator of a fraction, the fraction becomes 5. If 3 is added to the numerator, the fraction becomes 25, the fraction is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 63
» Everyday Mathematics
Question
One quality of wheat at Rs. 15 per kg is mixed with another quality at a certain rate in the ratio. If the mixture so formed be worth Rs. 30 per kg, what is the rate per kg of the second quality of wheat?
Choices
Choice (4)  Response  

a.  Rs. 41 

b.  Rs. 40 

c.  Rs. 42 

d.  Rs. 39 

Question number: 64
» Everyday Mathematics
Question
A milk vendor has 2 cans of milk. The first contains water and the rest milk. The second contains water. How much milk should he mix from each of the containers so as to get 20 liters of milk such that the ratio of water to milk is ?
Choices
Choice (4)  Response  

a.  14.71 liters, 5.29 liters 

b.  4.12 liters, 8.52 liters 

c.  17 liters, 15 liters 

d.  5.12 liters, 17.52 liters 

Question number: 65
» Everyday Mathematics
Question
The simple interest on a sum of money at per annum for 6 years is half the sum. The sum is ________
Choices
Choice (4)  Response  

a.  Rs. 8000 

b.  Rs. 6000 

c.  Rs. 4800 

d.  Data inadequate 

Question number: 66
» Everyday Mathematics
Question
A shopkeeper earns a profit of on selling a book at discount on the printed price. The ratio of the cost price and the printed price of the book is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 
